<!DOCTYPE html>
<html>
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
    <style type="text/css">
        body, html,#allmap {width: 100%;height: 100%;overflow: hidden;margin:0;font-family:"微软雅黑";}
    </style>
    <script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=XPFOXZxZCZwuGqFninoYGjkPiXhPt5uu"></script>
    <title>给地图添加右键菜单</title>
</head>
<body>
<div id="allmap"></div>
</body>
</html>
<script type="text/javascript">
    // 百度地图API功能
    var map = new BMap.Map("allmap");
    var point = new BMap.Point(116.404, 39.915);
    map.centerAndZoom(point,15);
    var menu = new BMap.ContextMenu();
    var txtMenuItem = [
        {
            text:'放大',
            callback:function(){map.zoomIn()}
        },
        {
            text:'缩小',
            callback:function(){map.zoomOut()}
        }
    ];
    for(var i=0; i < txtMenuItem.length; i++){
        menu.addItem(new BMap.MenuItem(txtMenuItem[i].text,txtMenuItem[i].callback,100));
    }
    map.addContextMenu(menu);
</script>